{
  "cveId": "CVE-2025-47905",
  "url": "https://patchblox.com/security/cve/CVE-2025-47905",
  "summary": "CVE-2025-47905 is fixed in 4 products on 1 platform, first by RHSA-2025:8550, released May 13, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "varnish: Varnish Cache is a high-performance HTTP accelerator",
  "description": "Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don\u0027t have to create the same web page over and over again, giving the website a significant speed up.\n\nSecurity Fix(es):\n\n* varnish: request smuggling attacks (CVE-2025-47905)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2025-05-13T00:00:00Z",
  "severity": "Important",
  "cvss": 8.1,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
  "epss": 0.00367,
  "epssPercentile": 0.30723,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "varnish",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "6.5.1-1\u002Bdeb11u5",
      "fix": "DLA-4187-1",
      "url": "https://patchblox.com/security/fix/linux/dla-4187-1",
      "released": "2025-05-28T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "7.1.1-2\u002Bdeb12u1",
      "fix": "DEBIAN-CVE-2025-47905",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-47905",
      "released": "2025-05-13T22:15:24Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "7.7.0-2",
      "fix": "DEBIAN-CVE-2025-47905",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-47905",
      "released": "2025-05-13T22:15:24Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "RHEL 10",
      "fixedVersion": "7.6.1-2.el10_0.1",
      "fix": "RHSA-2025:8550",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8550",
      "released": "2025-05-13T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "RHEL 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B23111\u002B831cc069.1",
      "fix": "RHSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "RHEL 9",
      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "RHSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "almalinux 10",
      "fixedVersion": "7.6.1-2.el10_0.1",
      "fix": "ALSA-2025:8550",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8550",
      "released": "2025-06-04T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "almalinux 8",
      "fixedVersion": "6.0.13-1.module_el8.10.0\u002B4003\u002B9759c3c1.1",
      "fix": "ALSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "almalinux 9",
      "fixedVersion": "6.6.2-6.el9_6.1",
      "fix": "ALSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "ol 10",
      "fixedVersion": "0:7.6.1-2.el10_0.1",
      "fix": "ELSA-2025-8550",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8550",
      "released": "2025-06-26T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "ol 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B90594\u002B95ad0b53.1",
      "fix": "ELSA-2025-8336",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "ol 9",
      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "ELSA-2025-8337",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "rocky 10",
      "fixedVersion": "0:7.6.1-2.el10_0.1",
      "fix": "RLSA-2025:8550",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-8550",
      "released": "2025-10-03T19:56:45Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "rocky 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B1982\u002B334a201b.1",
      "fix": "RLSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-8336",
      "released": "2025-07-29T13:38:41Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "rocky 9",
      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "RLSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-8337",
      "released": "2025-10-04T00:11:30Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B23111\u002B831cc069.1",
      "fix": "RHSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "RHSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "almalinux 10",
      "fixedVersion": "7.6.1-2.el10_0.1",
      "fix": "ALSA-2025:8550",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8550",
      "released": "2025-06-04T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "almalinux 8",
      "fixedVersion": "6.0.13-1.module_el8.10.0\u002B4003\u002B9759c3c1.1",
      "fix": "ALSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "almalinux 9",
      "fixedVersion": "6.6.2-6.el9_6.1",
      "fix": "ALSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "ol 10",
      "fixedVersion": "0:7.6.1-2.el10_0.1",
      "fix": "ELSA-2025-8550",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8550",
      "released": "2025-06-26T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "ol 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B90594\u002B95ad0b53.1",
      "fix": "ELSA-2025-8336",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "ol 9",
      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "ELSA-2025-8337",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "RHEL 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B23111\u002B831cc069.1",
      "fix": "RHSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "RHEL 9",
      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "RHSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "almalinux 10",
      "fixedVersion": "7.6.1-2.el10_0.1",
      "fix": "ALSA-2025:8550",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8550",
      "released": "2025-06-04T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "almalinux 8",
      "fixedVersion": "6.0.13-1.module_el8.10.0\u002B4003\u002B9759c3c1.1",
      "fix": "ALSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "almalinux 9",
      "fixedVersion": "6.6.2-6.el9_6.1",
      "fix": "ALSA-2025:8337",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "ol 10",
      "fixedVersion": "0:7.6.1-2.el10_0.1",
      "fix": "ELSA-2025-8550",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8550",
      "released": "2025-06-26T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
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      "fixedVersion": "0:6.0.13-1.module\u002Bel8.10.0\u002B90594\u002B95ad0b53.1",
      "fix": "ELSA-2025-8336",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
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      "fixedVersion": "0:6.6.2-6.el9_6.1",
      "fix": "ELSA-2025-8337",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8337",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
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      "release": "RHEL 8",
      "fixedVersion": "0:0.15.0-6.module\u002Bel8.10.0\u002B21682\u002Bbcdd3a30",
      "fix": "RHSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-modules",
      "release": "almalinux 8",
      "fixedVersion": "0.15.0-6.module_el8.9.0\u002B3826\u002B307eaba4",
      "fix": "ALSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-modules",
      "release": "ol 8",
      "fixedVersion": "0:0.15.0-6.module\u002Bel8.10.0\u002B90594\u002B95ad0b53",
      "fix": "ELSA-2025-8336",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-8336",
      "released": "2025-06-02T00:00:00Z"
    },
    {
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      "release": "rocky 8",
      "fixedVersion": "0:0.15.0-6.module\u002Bel8.5.0\u002B677\u002B2a78a869",
      "fix": "RLSA-2025:8336",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-8336",
      "released": "2025-07-29T13:38:41Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T13:31:49Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}